JP2016501996A - Cleaning device for door handles and push plates - Google Patents

Abstract

The cleaning device for the door handle and door push plate is a housing (60) attached to the door, the housing having a sterilizing liquid reservoir (76) and a spray head (71), the actuating arm (72) being , Projecting outward from the housing, and in operation, the door is operatively associated with a door frame mounted inside, thereby moving the operating arm (72) by opening and closing the door, operating the spray head and sterilizing Liquid is sprayed onto the door handle, door push plate or other door surface, and the actuating arm engages the door frame to operate the spray head. [Selection] Figure 13

Description

  The present invention relates to a cleaning device for door handles and push plates. In particular, the present invention has applications related to the cleaning of wash toilet door handles.

  Toilet door handles are often contaminated by many who have forgotten to wash their hands, and these door handles are a common source of contamination in public places. Special problems arise in hospitals and other facilities where large quantities of bacteria or other pathogens are likely to be present. Because of this problem, many people often try to open the toilet door while minimizing physical contact with the door.

  According to the present invention, a cleaning device for a door handle and a door push plate is provided. The cleaning device includes a housing attached to the door and an operating arm. The housing has a sterilant reservoir and a spray head. The operating arm protrudes outward from the housing and is operably linked with the door frame with the door mounted inside when in use, thereby moving the operating arm by opening and closing the door, operating the spray head and sterilizing Liquid is sprayed onto the door handle, door push plate or other door surface and the actuating arm engages the door frame to operate the spray head.

  Preferably, the device is arranged such that when the door is closed, the actuation arm moves and the spray head operates.

  In another preferred embodiment, preferably the actuation arm moves and the spray head operates when the door opens.

  More preferably, the actuating arm engages directly with the door frame when the door is in the closed position.

  Preferably, the actuating arm is pivotally mounted within the housing.

  In one embodiment of the present invention, preferably the actuating arm has a door engaging portion.

  More preferably, the door engaging portion protrudes forward from the surface of the housing adjacent to the door.

  The actuating arm is preferably arranged in the housing so as to move the slidable arm (slider).

  Preferably, the actuating part includes a cam part, and when the door is closed, the sliding arm is moved by the cam part to actuate the spray head.

  More preferably, when the door is opened, the cam portion is released and the spray head is actuated against the sliding arm to move the sliding arm and cam portion to an initial position.

  The spray head is in fluid communication with a reservoir of sterilizing fluid contained within the housing.

  The liquid reservoir is preferably mounted above the spray head.

  The spray head preferably has a boss and a spray nozzle.

  The container is preferably connected to the spray head via a conduit. The conduit is preferably connected to a connector needle mounted in the boss.

  In another embodiment of the present invention, the housing has a sterilization fluid container, the container being movable within the housing.

  The container is preferably pivotably mounted within the housing.

  Preferably, the container moves within the housing as the actuating portion of the actuating arm moves when the door is closed.

  More preferably, the container is connected to the spray head such that as the container moves, the spray head operates to spray a batch of sterilizing liquid.

  When the door is opened, the actuating arm is preferably released and the cam portion is released, thereby energizing the spray head to return the container and cam portion to their initial positions.

  The cam portion preferably acts directly on the side wall of the container.

  The container and spray head may be one unit that can be replaced when the liquid in the container is depleted.

  The housing preferably has a cover.

  The spray head is preferably arranged to operate when the door is closed.

  Preferably, the door handle may be elongated and more preferably rotatable.

  When referring to a door handle, a push plate attached to the door surface or indeed a specific part of the door surface is also included. Thus, the present invention provides an apparatus that applies sterilization to the door surface each time the door is opened and closed. The door surface may include one or more push plates.

  Embodiments of the present invention will be described below with reference to the accompanying drawings for illustrative purposes.

It is a disassembled perspective view of embodiment of the washing | cleaning apparatus which concerns on this invention. It is a perspective view of another embodiment of the washing | cleaning apparatus which concerns on this invention. FIG. 3 is a front view of the apparatus of FIG. 2. It is a schematic diagram of a mode that the apparatus of FIG. 2 and FIG. 3 was fixed on the door. It is a schematic diagram of the washing | cleaning apparatus in case a door exists in an open position. It is a schematic diagram of the washing | cleaning apparatus in case a door exists in a closed position. It is a perspective view of another embodiment of the washing | cleaning apparatus which concerns on this invention. FIG. 6 is a front view of the apparatus of FIG. 5. FIG. 7 is a schematic bottom view of the apparatus of FIG. 6 when the door is in the open position. FIG. 7 is a schematic bottom view of the apparatus of FIG. 6 when the door is in the closed position. It is a perspective view of the container of FIG. FIG. 6 is a schematic diagram of the “left hand” type device of FIG. 5 attached to a door. It is a schematic diagram in case a door and an apparatus exist in an open position. It is a schematic diagram in case a door and an apparatus exist in a closed position. It is a schematic diagram of another embodiment of the washing | cleaning apparatus which concerns on this invention. It is a schematic diagram of the slidable arm (slider) of the apparatus of FIG. FIG. 6 is a perspective view of another embodiment of an actuating arm for opening the door to the outside according to the present invention. It is a perspective view of the washing | cleaning apparatus based on this invention using the action | operation arm of FIG. It is the schematic diagram of another embodiment with which the washing | cleaning apparatus which concerns on this invention was attached to the door. FIG. 18 is a partial end view of the door of FIG. 17 with an actuating arm mechanism mounted therein. It is a schematic diagram of the action | operation arm mechanism of FIG. It is a schematic diagram of the washing | cleaning apparatus of FIG. 17 provided with the trigger pin.

  Referring now to the drawings, wherein like numerals are used to refer to like parts in the drawings, a cleaning apparatus for door handles and push plates according to the present invention is indicated generally at 10 in the drawings. At the beginning, it is pointed out that the device can be constructed to fit a door that opens from the left or right hand side, and the device is constructed accordingly.

  It is understood that the device can be used on the inside or outside of the door and used on a door that opens inward or outward.

  The device or device 10 is for dispensing a spray of sterilizing liquid to a handle 11 or a push plate (not shown) attached to the door 12 (FIG. 4a).

  The apparatus 10 includes a housing having a base plate 13 and a cover 14. 1-3, the frame 15 attached to the base 13 is shown. The frame 15 has a slot 16 that houses a slidable arm (slider) 17 that can slide in the axial direction within the slot 16.

  The spray head 18 is disposed at one end of the frame 15. An actuating arm 19 is attached to the spray head 18 at the opposite end of the base 13 and projects laterally outward from the device 10. The spray head is connected by a conduit 20 to a container of sterilizing liquid 21 which is also attached to the base 13. The container 21 has a nipple 22 accommodated in a boss 23. The boss 23 has a needle 24. The needle 24 is connected to the conduit 20 so that the replacement bottle can be easily engaged with the needle 24 when the new bottle is in place. It is understood that the container 21 in the present embodiment may be a flexible bag or a pouch type liquid container, or may be a solid wall container.

  Base 13 and cover portion 14 cooperate to provide a hermetic housing for securing the various components of the device.

  The configuration shown in FIG. 1 is attached to the door that opens from the right hand side, while the configuration shown in FIGS. 2 and 3 is attached to the door that opens from the left hand side.

  As shown in more detail in FIGS. 2 and 3, the spray head 18 is disposed between the end wall portion 25 of the frame 15 and a slidable arm (slider) 17. The spray head has an aperture 26 for spraying a volume of liquid downward onto the door handle or push plate 11 through an opening in the housing.

  The operating arm 19 has a door frame engaging portion 30 and a cam portion 31. The cam portion 31 is disposed in the housing, and the door engaging portion protrudes forward from the surface of the base 13. The base 13 is adjacent to the door surface to which the base 13 is attached in use. Actuating arm 19 is pivotally mounted on base 13 at 32.

  The cam portion 31 has a cam surface 33 on the slider 17 such that when the cam portion 31 moves relative to the slider 17, the slider moves relative to the spray head 18 and the spray head is activated to generate a spray of liquid. Engage with.

  As more clearly shown in FIGS. 3, 4a-4C, in the open position of the door, the door frame engaging portion 30 of the actuating arm 19 is slightly adjacent to the door edge, as clearly shown in FIG. 4b. Protruding. When the door is closed (FIG. 4 c), the door frame engaging portion 30 engages the door frame 40 and the actuating arm 19 pivots to engage the cam portion 31 with the cam surface 33 of the slider 17. Therefore, the slider 17 moves relative to the spray head to activate the spray head and generate a liquid spray on the handle 11. When the door is opened again, the slider 17 is pressed by the spring bias in the spray head, and the operating arm 19 turns and returns to its initial position.

  It will be appreciated that the handle 11 is freely rotatable around the vertical axis. In other embodiments, the handle may be mounted horizontally or may be a conventional handle.

  In this embodiment, if it is desired to replace the sterilizing liquid container 21, it is only necessary to simply remove the cover 14 from the base of the unit and replace the container 21.

  Referring now to FIGS. 5-12, another embodiment of the present invention is illustrated. In this embodiment, the housing has a base 13 that holds a container 21 for sterilizing fluid, and the container 21 is movable within the housing. The container is pivotally mounted on the base 13 by a boss 50 on the base protruding through an aperture 51 in the container. A spray head 18 is mounted on the container 21, and the spray head 18 is adjacent to the side wall 52 of the base 13. The operating arm 19 is attached to the base 13 such that the cam portion 31 engages the side wall 53 of the container 21. The spray head 18 may be attached to the container 21 via the boss 54, or may actually be integrated with the container 21.

  In this embodiment, the solid wall container 21 is substantially rigid and can be moved by the operating arm 19. Since the container 21 and the spray head 18 can be supplied as a refill unit, it is easy to replace them when it is necessary to replenish a sterilizing agent.

  10, FIG. 11 and FIG. 12 show a state in which the apparatus of FIG. In this embodiment, the device is arranged to be attached to a door that opens to the left. 7, 8 and 10, the door is shown in the open position (FIG. 7) and the closed position (FIG. 8). When the door is closed, the door frame engaging portion 30 of the actuating arm 19 pivots adjacent to the door frame 40 so that the cam portion 31 engages the side wall 53 of the container 21 so that the container is housing. It moves in and operates including the spray head 18. When the door is opened, the urging force of the spray head 18 acts on the container 21 to move the container to its initial position, and the operating arm 19 is also moved to its initial position as shown in FIG. It should be noted in FIG. 7 that the door frame engaging portion 30 of the actuating arm 19 protrudes forward from the door surface to which the device is attached.

  The present embodiment of the present invention is extremely advantageous in that the number of parts can be greatly reduced, leading to a reduction in manufacturing cost and extremely high device reliability.

  Embodiments of the present invention provide a simple, low-cost and highly reliable device that can apply a door handle, door push plate or other door surface disinfectant spray when opening and closing the door. Is advantageous. In this regard, it should be understood that the device can be arranged to apply a sterilizing spray to the door handle when opening the door, rather than when closing.

  Referring now to FIGS. 13 and 14, another embodiment of a cleaning apparatus, indicated primarily at 60, in accordance with the present invention is illustrated. This embodiment is useful when it is desirable to use a flexible bag or pouch-type liquid container or reservoir. The device 60 has a base 13 on which a slidable arm (slider) 70 that can move is mounted. The spray head 71 is disposed at one end of the base, and the operating arm 72 is attached to the opposite end. A flange 73 on the spray head 71 is adjacent to the side wall of the base 13. The spray head 71 is connected by a conduit 74 through a boss 75 to a flexible bag or pouch-type container illustrated at 76 in dotted outline.

  The slider 70 has a cam surface 77. The actuating arm 72 is attached to the base 13 as described above in connection with the above embodiment and as shown in the following embodiment. When the cam portion 79 of the operating arm 72 engages the cam surface 77 of the slider 70, the slider 70 moves toward the spray head 71 as the arm 72 and the cam portion 79 move, and the spray head is activated to sterilize. Liquid is sprayed onto the door handle or door push plate.

  The conduit 74 can be engaged in a spring biased clip 80 attached to the slider 70. If desired, when bag 76 is empty, flexible bag or pouch 76, boss 75, conduit 74 and conduit 74 and spray head 71 are removed and replaced with the entire new system. It is conceivable that the spray head 71 can be supplied as a “refill”.

  Thus, it becomes clear that the present invention further provides a sterilization fluid refill container having a conduit connected to a spray head for a cleaning device.

  Furthermore, the present invention provides a sterilization fluid refill container having a conduit connected to a spray head.

  It will be appreciated that the actuating member 72 is similar to that of the actuating member 19 described in connection with the other embodiments, and that the components and portions of the various embodiments are interchangeable.

  Referring now to FIGS. 15 and 16, another embodiment of a cleaning device 85 according to the present invention is shown having an actuating arm for an outwardly opening door according to the present invention. In this embodiment, the interior of the device 85 may be similar to that of the other embodiments described herein, with the main difference being that the actuation arm 86 is generally wedge-shaped. Is a point. In the closed position of the door, the arm 86 pivots inwardly against the spray head bias by the door frame, spraying is activated when the door is closed, and when the door is opened, the arm is released and then When the door is closed, the device can be sprayed again.

  Referring now to FIGS. 17-20, another embodiment of a cleaning apparatus 90 according to the present invention is illustrated. In this embodiment, the operating arm 85 is separated from the housing. Actuating arm 85 is mounted within the interior of the door structure and includes a spring biased arm 85. The spring biasing arm 85 has an end portion that engages with the door frame. It has an extension 87 having a number of holes 88 for receiving a trigger pin 89 protruding from the rear of the actuation arm device 90. The trigger pin 89 engages with a slidable arm (slider) (not shown) in the housing 90.

  A hole 96 is cut into the door 95 to allow the trigger pin 89 to engage one of the holes 88 in the extension 87 of the actuation arm 85.

  Therefore, when the door is closed, the arm 85 is pressed inward into the door 95, the pin 89 engages in the hole 88 in the extension portion 87, and the slider moves (moves in the housing 90) by the pin. The spray head is activated.

  It will be appreciated that in all embodiments of the present invention, suitable means may be provided that allow for adjustment of the spray head position to adjust the spray angle for optimal effect. Such spray head positioning can be accomplished by providing appropriate pins or retaining elements on the base 13 to place and hold the spray head as desired.

  The present invention has particular application in a number of environments (eg, hospitals, restaurants, and other areas where public personnel are present). The present invention greatly assists in the spread of bacteria and the minimization and elimination of infections from doors, door surfaces and door handles by reducing or eliminating contamination on surfaces that many individuals normally contact.

  The present invention also has the advantage that no cam attached to the door frame is required to actuate the spray head since the actuating arm can be directly engaged with the door frame. In particular, the actuating arm may be constructed of a plastic material that is appropriately contoured and attached to minimize any collision with the door frame.

  The present invention is not limited to the embodiments described herein, and changes or modifications can be made without departing from the scope of the invention.

Claims (16)

  A cleaning device for a door handle and door push plate, including a housing (60) attached to the door, said housing having a reservoir (76) of sterilizing liquid and a spray head, and an actuating arm (72) The operating arm (72) protrudes outward from the housing and is operatively associated with a door frame in which the door is mounted when in use, thereby opening and closing the operating arm (72). The spray head is actuated, the sterilizing liquid is sprayed on the door handle, door push plate or other door surface, and the actuating arm engages the door frame to operate the spray head. apparatus.   The actuating arm (72) has a door engaging portion (30), wherein the door engaging portion (30) directly engages the door frame when the door is in a closed position in use. The cleaning apparatus according to 1.   The cleaning device according to claim 2, wherein the door engaging portion of the operating arm projects forward from a surface of the housing adjacent to the door.   The actuating arm (72) has an actuating part (79) disposed within the housing, the actuating part (79) moving the slidable arm (70) to activate the spray head. The cleaning device according to claim 2 or 3, wherein the cleaning device is arranged as follows.   A cleaning device according to claim 4, wherein the actuating part (79) comprises a cam part.   The cleaning device of claim 5, wherein the slidable arm (70) has a cam surface (77) that engages the cam portion (79) on the actuating arm (72).   The cleaning device according to any of the preceding claims, wherein the sterilizing liquid reservoir (76) comprises a flexible bag or a pouch-type container.   The cleaning device of claim 7, wherein the bag (76) has a conduit (74) connected to the spray head.   The cleaning apparatus of claim 8, wherein the conduit (74) is removably attached to the slider (70) and moves with the slider.   10. A disinfectant flexible pouch having a conduit (74) attached to the slider (70) and a spray head (71) connected to the conduit. Refill unit for cleaning equipment.   The cleaning apparatus according to any one of claims 1 to 3, wherein the reservoir of the sterilizing liquid is a solid wall structure container (21) movably mounted in the housing.   11. Cleaning device according to claim 10, wherein the container (21) is pivotably mounted in the housing and is movable by an actuating part of the actuating arm.   Refill unit for a cleaning device according to claims 11 and 12, comprising a solid wall container (21) to which a spray head (18) is attached.   The cleaning apparatus of claim 1, wherein the actuating arm (85) includes a spring biased arm mounted within the door structure and having an end engaging the door frame.   The actuating arm (85) has an extension portion (87) having a hole (88) for receiving a trigger pin (89) protruding from the rear of the housing, so that as the actuating arm moves, The cleaning device according to claim 14, wherein a slider moves in the housing to operate the spray head.   16. The cleaning device according to claim 1, wherein the operating arm (86) has a wedge shape and projects from a side wall of the housing.

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